21316K NTN 80x170x39mm Other Features Order adapter or withdrawal sleeve or nut separately. Others may be available Spherical roller bearings
| Bearing number | 21316K |
| Size (mm) | 80x170x39 |
| Brand | NTN |
| Bore Diameter (mm) | 80 |
| Outer Diameter (mm) | 170 |
| Width (mm) | 39 |
| d | 80 mm |
| D | 170 mm |
| B | 39 mm |
| C | 39 mm |
| r min. | 2.1 mm |
| da min. | 92 mm |
| Da max. | 158 mm |
| ra max. | 2 mm |
| Weight | 4.47 Kg |
| Basic dynamic load rating (C) | 260 kN |
| Basic static load rating (C0) | 315 kN |
| (Grease) Lubrication Speed | 2 500 r/min |
| (Oil) Lubrication Speed | 3 300 r/min |
| Calculation factor (e) | 0.23 |
| Calculation factor (Y0) | 2.88 |
| Calculation factor (Y1) | 2.95 |
| Category | Spherical Roller Bearings |
| BDI Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 4.45 |
| EAN | 4547359002720 |
| Product Group – BDI | B04311 |
| Internal Clearance | C0-Medium |
| Mounting Method | Adapter Mount |
| Rolling Element | Spherical Roller Bearing |
| Bore Profile | Tapered |
| Cage Material | Bronze |
| Enclosure | Open |
| Number of Rows of Rollers | Double Row |
| Relubricatable | No |
| Withdrawal Sleeve | AH316 (Specify bore) |
| Withdrawal Nut | KM18 |
| Inch – Metric | Metric |
| Long Description | 80MM Tapered Bore; 170MM Outside Diameter; 39MM Width; C0-Medium Clearance; Adapter Mount; Double Row of Spherical Roller Bearings; Bronze Cage Material; Open Enclosure; Not Relubricatable; Adapter Part Number – H316 (Specify bore) |
| Other Features | Order adapter or withdrawal sleeve or nut separately. Others may be available |
| Category – BDI | Spherical Roller Bearing |
| UNSPSC | 31171510 |
| Harmonized Tariff Code | 84823080 |
| Noun | Bearing |
| Keyword String | Spherical |
| Manufacturer URL | http://www.ntnamerica.com |
| Weight / LBS | 9.79 |
| Width | 1.535 Inch | 39 Millimeter |
| Adapter Part Number | SNW16 H316 HA316 HE316 (Specify Bore) Inch | H316 (Specify bore) Millimeter |
| Bore | 3.15 Inch | 80 Millimeter |
| Outside Diameter | 6.693 Inch | 170 Millimeter |
| bore diameter: | 80 mm |
| cage material: | Brass |
| outside diameter: | 170 mm |
| bearing material: | Through Hardened Steel |
| overall width: | 39 mm |
| cage type: | Machined |
| bore type: | Tapered 1:12 |
| precision rating: | Not Rated |
| outer ring type: | Not Split |
| finish/coating: | Uncoated |
| internal clearance: | CN |
| outer ring width: | 39 mm |
| closure type: | Open |
| inner ring width: | 39 mm |
| lubrication hole type: | No Holes |
| fillet radius: | 2.1 mm |
| dynamic load capacity: | 260000 N |
| series: | 213 |
| static load capacity: | 315000 N |
| manufacturer product page: | Click here |
| maximum rpm: | 2300 rpm |
Detailed Parameters
parameter：
| MJ2-N Deep groove ball bearings | Outer Diameter :114.3mm ，Size :50.8x114.3x17.4625mm ，Brand:RHP ，Bore Diameter :50.8mm |
| SAA50ES-2RS Plain bearings | Brand:SKF ，d:50 mm ，Bore Diameter :50mm ，d2:114 mm |
| 81111-TV Thrust roller bearings | Size :55x78x16mm ，Brand:INA ，Outer Diameter :78mm ，Width :16mm ，Bore Diameter :55mm |
| 6014-2RS Deep groove ball bearings | Width :20mm ，Outer Diameter :110mm ，Brand:CX ，Bore Diameter :70mm ，Size :70x110x20mm |
| 23936MB Spherical roller bearings | Outer Diameter :250mm ，Size :180x250x52mm ，Brand:AST ，Width :52mm ，Bore Diameter :180mm |
| 72200C/72487 Tapered roller bearings | Size :50.8x123.825x36.512mm ，Brand:NSK ，Width :36.512mm ，Bore Diameter :50.8mm ，Outer Diameter :123.825mm |
| 22322B Spherical roller bearings | Bore Diameter :110mm ，Width :80mm ，Outer Diameter :240mm ，Size :110x240x80mm ，Brand:NTN ，d:110 mm |
| K434831ZWPC Needle roller bearings | Outer Diameter :48mm ，Brand:KBC ，Bore Diameter :43mm ，Fw:43 mm |
| NU 2311 E Cylindrical roller bearings | Outer Diameter :120mm ，Brand:NACHI ，Bore Diameter :55mm ，Size :55x120x43mm ，Width :43mm |
| 13175/13318 Tapered roller bearings | Bore Diameter :44.45mm ，Size :44.45x80.962x19.05mm ，Width :19.05mm ，Outer Diameter :80.962mm ，Brand:ISO ，d:44.45 mm |
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